<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="http://localhost:8080/07_servlet/parameterServlet" method="post">
        用户名：<input type="text" name="username"><br/>
        密码：<input type="password" name="password">
        兴趣爱好：<input type="checkbox" name="hobby" value="cpp">c++
        <input type="checkbox" name="hobby" value="java">Java
        <input type="checkbox" name="hobby" value="js">javaScript<br/>
        <input type="submit">
    </form>
</body>
</html>